Walk comfortably and safely in this waterproof and warm-lined boot that has a Vibram Arctic Grip that provides fantastic grip on wet ice and tiles! Leather and mesh upper, Air Cushion cushioning under the heel, extra stable midsole, Thermochromatic indicator on the sole that changes color depending on temperature, Vibram ArcticIce Grip sole that attaches to wet ice etc., 200 grams Merrell Warm insulation, Fleece lining with breathability. Small in size